Video: DNS tswj thiab tswj tau li cas?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
DNS siv lub hierarchy rau tswj nws faib database system. Cov DNS hierarchy, tseem hu ua qhov chaw sau npe, yog cov qauv ntoo inverted, zoo li eDirectory. Cov DNS tsob ntoo muaj ib tug sau nyob rau sab saum toj ntawm cov qauv hu ua lub hauv paus domain. Lub sij hawm los yog dot (.) yog lub npe rau lub hauv paus sau.
Tsis tas li ntawd, DNS servers tau teeb tsa li cas?
DNS servers yog koom nyob rau hauv ib tug hierarchical kev txiav txim thiab sib txuas lus nrog ib leeg los ntawm tus kheej network raws tu qauv. Txhua DNS server nta qhov chaw nyob IP pej xeem thiab suav nrog cov ntaub ntawv ntawm cov npe network / chaw nyob ntawm lwm tus tswv hauv Is Taws Nem.
Ib sab saum toj no, DNS ua haujlwm li cas ib kauj ruam? Txheej txheem
- Kauj Ruam 1: Thov Cov Ntaub Ntawv Lub Vev Xaib. Ua ntej, koj mus ntsib lub vev xaib los ntawm kev ntaus lub npe sau rau hauv lub vev xaib browser.
- Kauj ruam 2: Hu rau Recursive DNS Servers.
- Kauj Ruam 3: Nug cov ntawv tso cai DNS Servers.
- Kauj ruam 4: Nkag mus rau DNS Cov Ntaub Ntawv.
- Kauj ruam 5: Qhov kawg DNS Kauj Ruam.
Dhau li ntawd, cov npe sau npe koom nrog thiab tswj hwm li cas?
Cov Lub Npe Qhov system yog qhov system hierarchical, thiab nyob rau sab saum toj ntawm lub hierarchy yog DNS hauv paus cheeb tsam. ICANN ua haujlwm cov koom haum rau tswj Qib saum toj kawg nkaus Domains (xws li com sau npe ) thiab lees paub cov neeg sau npe uas yuav thiab tswj namespace - sawv cev ntawm cov tuam txhab thiab cov tib neeg - nyob rau hauv cov theem saum toj no Domains.
Dab tsi yog DNS piav qhia luv luv ntawm cov qauv hierarchical ntawm DNS?
Lub Npe Lub Npe System ( DNS ) muaj a hierarchical tsob ntoo inverted qauv . Cov DNS hierarchical tsob ntoo inverted qauv yog hu ua DNS npespace. Tom qab lub hauv paus, txheej tom ntej nyob rau hauv lub DNS hierarchy hu ua TLDs (Top Level Domains). Piv txwv ntawm TLDs (Top Level Domains) yog edu., net., org., com., gov., thiab lwm yam.
Pom zoo:
Dab tsi yog tus neeg sab nraud tswj thiab server sab tswj hauv asp net?
Client Controls yog khi rau cov neeg siv sab javascript cov ntaub ntawv thiab tsim lawv Html dynamically ntawm tus neeg siv sab, thaum Html ntawm Server Controls tau ua rau sab server siv cov ntaub ntawv muaj nyob rau hauv server sab ViewModel
Dab tsi yog qhov txawv ntawm kev tswj qhov xwm txheej thiab kev tswj xyuas qhov xwm txheej loj?
Yog li MI yog hais txog kev lees paub tias qhov xwm txheej ib txwm muaj thiab Kev Tswj Xyuas Teeb Meem yuav tsis txiav nws. Ib qho xwm txheej loj yog kev tshaj tawm ntawm lub xeev xwm txheej ceev. Ib qho xwm txheej loj yog nruab nrab ntawm qhov xwm txheej ib txwm muaj thiab kev puas tsuaj (qhov twg IT Service Continuity Management txheej txheem pib)
Kev tshawb xyuas network yog dab tsi thiab nws ua li cas thiab vim li cas nws thiaj xav tau?
Network auditing yog txheej txheem uas koj lub network tau teeb tsa ob qho tib si ntawm software thiab kho vajtse. Cov txheej txheem tuaj yeem ua rau poob siab yog tias ua tiav manually, tab sis hmoov zoo qee cov cuab yeej tuaj yeem pab automate ib feem ntawm cov txheej txheem. Tus thawj coj yuav tsum paub tias lub tshuab thiab cov cuab yeej txuas nrog lub network li cas
Qhov twg tus tswj tswj kev xaiv tau qhib los ntawm lub neej ntawd?
Lub configurable domain controller xaiv suav nrog DNS server thiab Ntiaj teb no Catalog, thiab Read-tsuas yog tus tswj hwm. Microsoft xav kom txhua tus tswj hwm sau npe muab DNS thiab thoob ntiaj teb cov kev pabcuam catalog rau kev muaj nyob hauv qhov chaw sib faib, uas yog vim li cas tus wizard ua rau cov kev xaiv no los ntawm lub neej ntawd
Qhov kev tswj hwm twg suav nrog kev tswj hwm lub cev thiab kev tswj hwm?
Piv txwv suav nrog kev tswj lub cev xws li laj kab, xauv, thiab lub tswb nrov; kev tswj xyuas xws li antivirus software, firewalls, thiab IPSs; thiab kev tswj hwm kev tswj hwm xws li kev sib cais ntawm lub luag haujlwm, kev faib cov ntaub ntawv, thiab kev tshuaj xyuas